diff --git a/vstools/enums/color.py b/vstools/enums/color.py
index 5f5eb74..d0ddf45 100644
--- a/vstools/enums/color.py
+++ b/vstools/enums/color.py
@@ -213,10 +213,7 @@ def from_res(cls, frame: vs.VideoNode | vs.VideoFrame) -> Matrix:
 
             return Matrix.SMPTE170M
 
-        if width <= 2048 and height <= 1556:
-            return Matrix.BT709
-
-        return Matrix.BT2020NCL
+        return Matrix.BT709
 
     @classmethod
     def from_video(
@@ -829,10 +826,7 @@ def from_res(cls, frame: vs.VideoNode | vs.VideoFrame) -> Primaries:
 
             return Primaries.SMPTE170M
 
-        if width <= 2048 and height <= 1556:
-            return Primaries.BT709
-
-        return Primaries.BT2020
+        return Primaries.BT709
 
     @classmethod
     def from_video(